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50 lines
1.2 KiB
50 lines
1.2 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* Arch-specific APEI-related functions. |
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*/ |
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#include <acpi/apei.h> |
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#include <asm/mce.h> |
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#include <asm/tlbflush.h> |
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int arch_apei_enable_cmcff(struct acpi_hest_header *hest_hdr, void *data) |
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{ |
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#ifdef CONFIG_X86_MCE |
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int i; |
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struct acpi_hest_ia_corrected *cmc; |
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struct acpi_hest_ia_error_bank *mc_bank; |
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cmc = (struct acpi_hest_ia_corrected *)hest_hdr; |
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if (!cmc->enabled) |
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return 0; |
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/* |
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* We expect HEST to provide a list of MC banks that report errors |
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* in firmware first mode. Otherwise, return non-zero value to |
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* indicate that we are done parsing HEST. |
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*/ |
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if (!(cmc->flags & ACPI_HEST_FIRMWARE_FIRST) || |
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!cmc->num_hardware_banks) |
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return 1; |
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pr_info("HEST: Enabling Firmware First mode for corrected errors.\n"); |
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mc_bank = (struct acpi_hest_ia_error_bank *)(cmc + 1); |
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for (i = 0; i < cmc->num_hardware_banks; i++, mc_bank++) |
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mce_disable_bank(mc_bank->bank_number); |
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#endif |
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return 1; |
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} |
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void arch_apei_report_mem_error(int sev, struct cper_sec_mem_err *mem_err) |
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{ |
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#ifdef CONFIG_X86_MCE |
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apei_mce_report_mem_error(sev, mem_err); |
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#endif |
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} |
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int arch_apei_report_x86_error(struct cper_ia_proc_ctx *ctx_info, u64 lapic_id) |
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{ |
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return apei_smca_report_x86_error(ctx_info, lapic_id); |
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}
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